DiffVSR: Revealing an Effective Recipe for Taming Robust Video Super-Resolution Against Complex Degradations

Fuente: arXiv
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Main Authors: Li, Xiaohui, Liu, Yihao, Cao, Shuo, Chen, Ziyan, Zhuang, Shaobin, Chen, Xiangyu, He, Yinan, Wang, Yi, Qiao, Yu
Format: Preprint
Published: 2025
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author Li, Xiaohui
Liu, Yihao
Cao, Shuo
Chen, Ziyan
Zhuang, Shaobin
Chen, Xiangyu
He, Yinan
Wang, Yi
Qiao, Yu
author_facet Li, Xiaohui
Liu, Yihao
Cao, Shuo
Chen, Ziyan
Zhuang, Shaobin
Chen, Xiangyu
He, Yinan
Wang, Yi
Qiao, Yu
contents Diffusion models have demonstrated exceptional capabilities in image restoration, yet their application to video super-resolution (VSR) faces significant challenges in balancing fidelity with temporal consistency. Our evaluation reveals a critical gap: existing approaches consistently fail on severely degraded videos--precisely where diffusion models' generative capabilities are most needed. We identify that existing diffusion-based VSR methods struggle primarily because they face an overwhelming learning burden: simultaneously modeling complex degradation distributions, content representations, and temporal relationships with limited high-quality training data. To address this fundamental challenge, we present DiffVSR, featuring a Progressive Learning Strategy (PLS) that systematically decomposes this learning burden through staged training, enabling superior performance on complex degradations. Our framework additionally incorporates an Interweaved Latent Transition (ILT) technique that maintains competitive temporal consistency without additional training overhead. Experiments demonstrate that our approach excels in scenarios where competing methods struggle, particularly on severely degraded videos. Our work reveals that addressing the learning strategy, rather than focusing solely on architectural complexity, is the critical path toward robust real-world video super-resolution with diffusion models.
format Preprint
id arxiv_https___arxiv_org_abs_2501_10110
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle DiffVSR: Revealing an Effective Recipe for Taming Robust Video Super-Resolution Against Complex Degradations
Li, Xiaohui
Liu, Yihao
Cao, Shuo
Chen, Ziyan
Zhuang, Shaobin
Chen, Xiangyu
He, Yinan
Wang, Yi
Qiao, Yu
Computer Vision and Pattern Recognition
Diffusion models have demonstrated exceptional capabilities in image restoration, yet their application to video super-resolution (VSR) faces significant challenges in balancing fidelity with temporal consistency. Our evaluation reveals a critical gap: existing approaches consistently fail on severely degraded videos--precisely where diffusion models' generative capabilities are most needed. We identify that existing diffusion-based VSR methods struggle primarily because they face an overwhelming learning burden: simultaneously modeling complex degradation distributions, content representations, and temporal relationships with limited high-quality training data. To address this fundamental challenge, we present DiffVSR, featuring a Progressive Learning Strategy (PLS) that systematically decomposes this learning burden through staged training, enabling superior performance on complex degradations. Our framework additionally incorporates an Interweaved Latent Transition (ILT) technique that maintains competitive temporal consistency without additional training overhead. Experiments demonstrate that our approach excels in scenarios where competing methods struggle, particularly on severely degraded videos. Our work reveals that addressing the learning strategy, rather than focusing solely on architectural complexity, is the critical path toward robust real-world video super-resolution with diffusion models.
title DiffVSR: Revealing an Effective Recipe for Taming Robust Video Super-Resolution Against Complex Degradations
topic Computer Vision and Pattern Recognition
url https://arxiv.org/abs/2501.10110